20131618420

素因数分解:

$2^2\times 5^1\times {\mathrm{101603}}^1\times {\mathrm{9907}}^1$

素因数の和:111519

約数の個数: 24

約数和(自身を含む): 42281082144

約数和(自身を除く): 22149463724

約数列:

[1, 2, 4, 5, 10, 20, 9907, 19814, 39628, 49535, 99070, 101603, 198140, 203206, 406412, 508015, 1016030, 2032060, 1006580921, 2013161842, 4026323684, 5032904605, 10065809210, 20131618420]

約数ペア:

[(1, 20131618420), (2, 10065809210), (4, 5032904605), (5, 4026323684), (10, 2013161842), (20, 1006580921), (9907, 2032060), (19814, 1016030), (39628, 508015), (49535, 406412), (99070, 203206), (101603, 198140)]